Interregnum

noun
  1. A period of discontinuity or 'gap' in a government, organization, or social order, often occurring between the reigns of two leaders or regimes. noun
    During the interregnum, the country was governed by a provisional council.
    The interregnum between the two kings lasted for several months, causing uncertainty among the populace.
  2. A pause or break in a continuous series or sequence, not necessarily related to political or royal contexts. noun
    The interregnum in the concert allowed the audience to stretch and refresh themselves.
    There was an interregnum in the negotiations, during which both parties reconsidered their positions.